A man-hour is the average amount of work that one person can do in an hour. Man-hours are used to estimate how long jobs take, or how many people are needed to do a job in a particular time.
The restoration took almost 4,000 man-hours over four years.
...when output per man-hour is raised.
man-hour in British English
noun
a unit for measuring work in industry, equal to the work done by one person in one hour
man-hour in American English
(ˈmænˌaʊr)
noun
an industrial time unit equal to one hour of work done by one person
Examples of 'man-hour' in a sentence
man-hour
We never used to have to work this hard in the past to keep things the way we want them, but it was worth every man-hour we dedicated to it.
Kimberla Lawson Roby A TASTE OF REALITY
In other languages
man-hour
British English: man-hour NOUN
A man-hour is the average amount of work that one person can do in an hour.
The restoration took almost 4,000 man-hours over four years.